Margaret Thatcher, former prime minister of Great Britain, visits the Pentagon and shares a laugh with Secretary of Defense Donald H. Rumsfeld and Chairman of the Joint Chiefs of Staff Marine Gen. Peter Pace.

Chairman of the Joint Chiefs of Staff Marine Gen. Peter Pace and his British counterpart, Air Chief Marshal Sir Jock Stirrup, pose for a photo prior to a meeting at the British Ministry of Defense in London, Oct. 26, 2006.

Chairman of the Joint Chiefs of Staff Marine Gen. Peter Pace and his British counterpart, Air Chief Marshal Sir Jock Stirrup, at the British Ministry of Defence in London.